1. Ruby on Rails vs ASP.NET MVC Simone Chiaretta Web Architect, Council of the EU http://codeclimber.net.nz Twitter: @simonech Milano, 19 Febbraio 2011 Sandro Paganotti Software Architect, Wave Factory http://sandropaganotti.com/ Twitter: @sandropaganotti

2. Join the Conf: the app

3. Conference List

4. Attendee Registration

5. Join the Conf: the making

6. The Model

7. Project Setup rails new join_the_conf -d mysql cd join_the_conf mate config/database.yml rake db:create rails server [File>New Project>ASP.NET MVC 3 Application]

8. Install Dependencies mate Gemfile gem 'devise' gem 'rails_admin', :git => '...' gem 'haml‘ bundle install Install-Package MvcScaffolding

9. Create Model rails generate resource Conference name:string description:text start:date end:date location:string capacity:integer -a index public class Conference { public int Id { get; set; } public string Name { get; set; } public string Description { get; set; } public DateTime Start { get; set; } public DateTime End { get; set; } public string Location { get; set; } public int Capacity { get; set; } }

10. Create BackOffice rails generate rails_admin:install_admin Administrator rake db:migrate rails server http://localhost:3000/admin Scaffold Controller Attendee Scaffold Controller Conference [Build] http://localhost:2246/Admin/Conference

11. Validation class Attendee < ActiveRecord::Base belongs_to :conference validates_presence_of :conference_id, :name, :email validates_uniqueness_of :email, :scope => :conference_id end public class Attendee { public int Id { get; set; } public int ConferenceId { get; set; } [Required] public string Name { get; set; } [Required] public string Email { get; set; } virtual public Conference Conference { get; set; } }

12. Routing resources "conferences", :only => [:index] do resources "attendees", :only => [:index, :create] End rake routes public class ConferencesController : Controller public ViewResult Index() public class AttendeesController : Controller public ViewResult Index() public ActionResult Create(Attendee attendee)

13. Controller class ConferencesController... def index @conferences = Conference.all( :order=>'start DESC') end public class AttendeesController : Controller { private JTCContext context = new JTCContext(); public ViewResult Index() { return View(context.Attendees.ToList()); }

14. Layout !!! 5 %html %head %title Join The Conf = stylesheet_link_tag :all = javascript_include_tag :defaults = csrf_meta_tag %body= yield Join The Conf @RenderBody()

15. Views conferences/index.html.haml %ul= render @conferences conferences/index.cshtml @foreach (Conference item in ViewBag.Conferences) { @Html.Partial("_conference", item) }

16. Partial Views conferences/_conference.html.haml %li = "#{conference.name} - #{conference.start}" = link_to '(show attendees)', conference_attendees_path(conference) conferences/_conference.cshtml @Model.Name: - @Model.Start @Html.ActionLink("(Register)","New","Attendees")